>3w4uF (F:) observed residues (from ATOM records) hltpveksavtalwgkvnvdevggealgrllvvypwtqrffesfgdlstpdavmgnpkvk ahgkkvlgafsdglahldnlkgtfatlselhcdklhvdpenfrllgnvlvcvlahhfgke ftppvqaayqkvvagvanalahkyh